Specifications

MODELS: WT-46807 / WS-55807 / WS-55857 / WS-55907 /WS-65807 / WS-65857 / WS-65907 / WS-73907
Page 42
Purpose:
Measuring
Instrument
Test Point
Measuring
Range
Input Signal
Ext. Trigger
Input Terminal
Symptom:
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NTSC -- None
HD -- HD 1080i sync
Video & DTV Inputs
To set the Convergence circuit geometry adjustments.
Raster distortion at the top, bottom or sides of the picture.
Note: Width, Height and Linearity Adjustments must be performed before this ad-
justment.
NTSC mode
1. Select a Video Input with no signal.
2. Activate the Convergence Mode, Coarse Green.
3. Adjust the Coarse Green Items shown below for straight crosshatch lines.
4. Select the Fine Green Mode, a Cursor is displayed on the crosshatch.
5. Use the Cursor to adjust for straight crosshatch lines.
6. Exit the Convergence Mode.
HD mode
1. Supply a HD 1080i signal to the DTV Inputs.
Note: If a HD signal is not available, use the Conv. HD With No Signal
procedure discribed in detail on page 26, Convergence Adjustment Mode.
2. Select the DTV Inputs as the signal source (Input button)
3. Enter the Convergence Mode, Coarse Green.
4. Repeat NTSC Steps 3 through 6 in the HD mode.
[Convergence Circuit]
20. Convergence Geometry
Adjustment
CONVERGENCE MODE
Activate ……..MENU-8-2-5-9
Misc. ……………….……"6"
Coarse………………..…."5"
Fine ……………………..."4"
Color (R,G or B)……AUDIO
Item No………….…..VIDEO
Ad
j
ust/Move……….ADJUST
Cursor To
gg
le….…..ENTER
Save & Exit…..MENU (twice)
CONV. HD WITH NO SIGNAL
1. MENU-8-2-7-0
2. Set DTV Port to 1080i
3. MENU (twice)
4. INPUT select DTV Inputs
5. MENU-8-2-5-9
After adjusting, set the
DTV Port to AUTO